Key Takeaways Elon Musk and other Tesla executives on Wednesday discussed self-driving software and the Optimus robot, among other topics. The call followed a disappointing quarterly report, with revenue and adjusted profits falling short of estimates.

Coverage and analysis of electric vehicle maker Tesla's fourth-quarter financial results, Q&A call, and the stock's reaction.

Musk noted an autonomous fleet could see vehicles utilized an average of 55 hours per week, vs. the current average for vehicles to be utilized just ten hours a week on average. As a first step, Musk said Austin will see an initial launch of unsupervised FSD in Austin in June, and expects California and other states to follow.